Photo by: Bullit Marquez
Policemen and protesters clash Wednesday in Manila as the latter try to force their way closer to the U.S. Embassy for a rally against next week's visit by President Obama. (associated press)

Robert Mueller’s special counsel investigation into Russian meddling in the 2016 election has cost $6.7 million during the first four and a half months of the probe. Click to see past independent counsel investigations guilty of racking up high bills.